18 ENTOMOLOGICAL SOCIETY 
Enallagma calverti Morse. 
Mirror Lake, Kaslo, August 6 (3 c?c?) ; Loon Lake, Ainsworth, 
July ii ( i cT , i pair in coitu) . 
Enallagma carunculatum Morse. 
Mirror Lake, Kaslo, July 17 (i 9 ), August 6 (6 c?c?, i pair in 
coitu, i 9). 
Ischnura cervula Selys. 
Mirror Lake, Kaslo, July 17 (i c?)> August 6 (i cT). 
/Eschna juncea (Linnaeus). 
Kaslo, August 7 (i cT). 
./Eschna multicolor Hagen. 
Loon Lake, Ainsworth, July n (2 cTc?). 
lyEschna constricta Say. 
Not taken in the Kootenay District, but Dr. Dyar collected 
two cT specimens on Vancouver Island -one at Shawnigan Lake, 
August 31, and the other at Wellington, September 2.] 
^Eschna spp. 
"Lilypad Lake," Kaslo, July 8 (i 9); Bear Lake, July 21 
(i 9 ) ; South Fork Creek, August 1 1 (i 9 ): 
Also a 9 from Banff, Alberta, collected on August 16. 
Somatochlora semicircularis (Selys). 
Loon Lake, Ainsworth, July n (i d 1 ) ; Bear Lake, July 20 
(i 9). 
The triangle is crossed in the left hind wing of the cT and in 
both hind wings of the 9 . The triangles are crossed in the fore 
wings of both specimens, but there is in the U. S. National 
Museum a specimen collected by the writer on the Snake River, 
Yellowstone National Park, August 14, 1896, in which the tri- 
angles of both fore wings are free, although the cross-vein is 
indicated at either end in the right wing. 
Cordulia shurtleffi Scudder. 
"Lilypad Lake," Kaslo, May 29 (Dyar: i cT), June 7 (Dyar: 
i 9), June 10(3 cTcT); Loon Lake, Ainsworth, July 11 (17 cTcT)- 
Five of these specimens show irregularities in venation, as 
follows : The single 9 has a second cubito-anal cross-vein in the 
right hind wing; while of the other specimens cTcT, all from 
Loon Lake one has a second cubito-anal cross-vein in the right 
hindjwing ; one has this vein, interrupted in the middle, in the 
left hind wing; one has this vein in both hind wings; while the 
fourth specimen has no cubito-anal cross-vein in either hind 
